Session (computer science) facts for kids

A session in computers is like a short, special conversation between two or more devices, or between you and a computer. It's a temporary connection where information is exchanged. Think of it as a quick meeting where specific tasks are done, and then the meeting ends.

What is a Computer Session?

A computer session helps a computer remember who you are and what you're doing for a short time. When you log into a website, play an online game, or use an app, you're usually starting a session. This session keeps track of your actions and information until you log out or close the program.

How Sessions Work

When you start a session, the computer or website gives you a special ID. This ID is like a temporary pass. Every time you do something, like click a link or add an item to a shopping cart, your computer sends this ID along with your request. The server then knows it's you and can keep track of your progress.

Examples of Sessions

• Logging into a website: When you log into your favorite social media site, a session starts. This lets you browse different pages without having to type your password again and again. The website remembers you until you log out or close your browser.
• Online shopping: If you add items to a cart on an online store, a session helps the website remember what's in your cart as you look at other products.
• Video calls: When you join a video call, a session is created to connect your device with others in the call, allowing you to send and receive video and audio.

Why Sessions are Important

Sessions make using computers and the internet much easier and safer.

Keeping You Logged In

Without sessions, you would have to log in every time you clicked a new page on a website. Sessions save you time and effort by keeping your connection active for a set period.

Protecting Your Information

Sessions also help keep your information private. When you log out, the session ends, and the server stops associating your actions with that temporary ID. This helps prevent others from accessing your account if they use the same computer after you.

Temporary Connections

Sessions are designed to be temporary. They usually end when you log out, close your browser, or after a certain amount of inactivity. This is a security measure to protect your account.

See also

In Spanish: Sesión (informática) para niños